<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
       div{
          font-size: 30px;
          font-style: italic;
          line-height: 2;
          background-color: aqua;
          height: 60px;

          font-family: Microsoft YaHei, Heiti SC, tahoma, arial, Hiragino Sans GB, "\5B8B\4F53", sans-serif;
       }




    </style>
</head>
<body>
    <div>这是div标签</div>
    <br><br>
    <div>这也是div标签</div>
</body>
</html>